From the course: CompTIA Security+ (SY0-701) Cert Prep

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Email gateways

Email gateways

From the course: CompTIA Security+ (SY0-701) Cert Prep

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Email gateways

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- [Instructor] Email remains a crucial channel of communication for businesses worldwide. This makes it an attractive vector for cyber threats. Email gateways can help address these threats in real time. An email gateway is a system specifically designed to monitor and filter inbound and outbound email traffic. The gateway's primary function is to ensure that malicious emails are intercepted before they reach the end user. This includes blocking malware, spam, and phishing attempts. Email gateways also integrate with other security tools and protocols. For instance, an email gateway can use the verifications provided by DMARC, DKIM, and SPF, as part of its comprehensive assessment process. This allows it to make more informed decisions about the legitimacy of an incoming email, reducing the chances of false alerts. The function of an email gateway isn't limited to just protection from external threats. They are also instrumental in enforcing an organization's data sharing policies…

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